From batseq; dough (as swelling by fermentation) -- dough, flour.
see HEBREW batseq
H1217. batseq
בָּצֵק noun [masculine] dough — בָּצֵק Exodus 12:39 4t.; suffix בְּצֵקוֺ 12:34; — dough, not fermented 12:34, 39 (E); no restriction 2 Samuel 13:8; Hosea 7:4; Jeremiah 7:18.